solve error phython flash null object

here is the error: File "/usr/local/lib/python2.7/dist-packages/flask/[login to view URL]", line 2463, in __call__ return self.wsgi_app(environ, start_response) File "/usr/local/lib/python2.7/dist-packages/flask/[login to view URL]", line 2449, in wsgi_app response = self.handle_exception(e) File "/usr/local/lib/python2.7/dist-packages/flask/[login to view URL]", line 1866, in handle_exception reraise(exc_type, exc_value, tb) File "/usr/local/lib/python2.7/dist-packages/flask/[login to view URL]", line 2446, in wsgi_app response = self.full_dispatch_request() File "/usr/local/lib/python2.7/dist-packages/flask/[login to view URL]", line 1951, in full_dispatch_request rv = self.handle_user_exception(e) File "/usr/local/lib/python2.7/dist-packages/flask/[login to view URL]", line 1820, in handle_user_exception reraise(exc_type, exc_value, tb) File "/usr/local/lib/python2.7/dist-packages/flask/[login to view URL]", line 1949, in full_dispatch_request rv = self.dispatch_request() File "/usr/local/lib/python2.7/dist-packages/flask/[login to view URL]", line 1935, in dispatch_request return self.view_functions[[login to view URL]](**req.view_args) File "/usr/local/lib/python2.7/dist-packages/flask_login/[login to view URL]", line 272, in decorated_view return func(*args, **kwargs) File "/home/axel/Descargas/antminer-monitor-master/antminermonitor/blueprints/asicminer/views/[login to view URL]", line 42, in miners obj = getattr([login to view URL][module], cls)(miner) File "/home/axel/Descargas/antminer-monitor-master/antminermonitor/blueprints/asicminer/[login to view URL]", line 13, in __init__ super(ASIC_ANTMINER, self).__init__(miner) TypeError: super() argument 1 must be type, not classobj Can be emplty table n database. I can give you acces by anydesk or teamviewer. never SSH. I attach sourcecode